发明公开
EP0747746A2 Method and apparatus for compensating for raster position errors in output scanners
失效
Verfahren undGerätzur Kompensation der Rasterpositionsfehler von Ausgabe-Scannern
- 专利标题: Method and apparatus for compensating for raster position errors in output scanners
- 专利标题(中): Verfahren undGerätzur Kompensation der Rasterpositionsfehler von Ausgabe-Scannern
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申请号: EP96303962.3申请日: 1996-05-31
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公开(公告)号: EP0747746A2公开(公告)日: 1996-12-11
- 发明人: Costanza, Daniel W. , Jodoin, Ronald E. , Loce, Robert P.
- 申请人: XEROX CORPORATION
- 申请人地址: Xerox Square Rochester New York 14644 US
- 专利权人: XEROX CORPORATION
- 当前专利权人: XEROX CORPORATION
- 当前专利权人地址: Xerox Square Rochester New York 14644 US
- 代理机构: Johnson, Reginald George
- 优先权: US461912 19950605
- 主分类号: G02B26/10
- IPC分类号: G02B26/10 ; G02B27/00
摘要:
The present invention is a method and apparatus for compensating for position error inherent in a raster output scanning printing system by adjusting (64) the intensity of image exposure to effect a correction in the output image. The invention is particularly well suited to compensate for position errors arising from a plurality of sources by first summing (62) the errors and then applying a single compensating adjustment to the intensity of individual scan rasters based upon the position error thereof.
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